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226560 (2003 WY51)
Classification: Main-belt Asteroid          SPK-ID: 2226560
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3183785014454222 5.1171e-08  
a 3.160971788805986 3.0296e-08 au
q 2.154586327574681 1.7167e-07 au
i 15.76804773127201 6.0614e-06 deg
node 79.48405432278273 1.9071e-05 deg
peri 97.64514287211269 2.2368e-05 deg
M 248.2587963174607 1.1242e-05 deg
tp 2459637.647819494769
(2022-Feb-27.14781949)
7.0505e-05 TDB
period 2052.718312125707
5.62
2.9511e-05
8.08e-08
d
yr
n .1753772048865289 2.5213e-09 deg/d
Q 4.167357250037291 3.9941e-08 au
  Orbit Determination Parameters
   # obs. used (total)      500  
   data-arc span      7173 days (19.64 yr)  
   first obs. used      1998-12-17  
   last obs. used      2018-08-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55412  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:46:20  

Additional Information
 Earth MOID = 1.22411 au 
 Jupiter MOID = 1.33649 au 
 T_jup = 3.068 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO454627  
diameter diameter 5.659 km 0.308 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.126   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226560 (2003 WY51)          Discovered 2003-Nov-19 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2003 WY51 = 1999 BP16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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